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sql题(一) 获取当前薪水第二多的员工的emp_no以及其对应的薪水salary_tmp.salary-CSDN博客

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文章浏览阅读645次。drop table if exists salaries ;CREATE TABLE salaries (emp_no int(11) NOT NULL,salary int(11) NOT NULL,from_date date NOT NULL,to_date date NOT NULL,PRIMARY KEY (emp_no,from_date));INSERT INTO salaries VALUES(10001,88958,‘2002-06-22’,‘9999-01-01’);_tmp.salary
标签:tmp.salary